202191340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2203}}^1$

素因数の和:2578

約数の個数: 48

約数和(自身を含む): 458767008

約数和(自身を除く): 256575668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 706, 1412, 1765, 2203, 3530, 4406, 4589, 7060, 8812, 9178, 11015, 18356, 22030, 22945, 28639, 44060, 45890, 57278, 91780, 114556, 143195, 286390, 572780, 777659, 1555318, 3110636, 3888295, 7776590, 10109567, 15553180, 20219134, 40438268, 50547835, 101095670, 202191340]

約数ペア:

[(1, 202191340), (2, 101095670), (4, 50547835), (5, 40438268), (10, 20219134), (13, 15553180), (20, 10109567), (26, 7776590), (52, 3888295), (65, 3110636), (130, 1555318), (260, 777659), (353, 572780), (706, 286390), (1412, 143195), (1765, 114556), (2203, 91780), (3530, 57278), (4406, 45890), (4589, 44060), (7060, 28639), (8812, 22945), (9178, 22030), (11015, 18356)]